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Message-Id: <20100510223321.615065209@kvm.kroah.org>
Date: Mon, 10 May 2010 15:32:20 -0700
From: Greg KH <gregkh@...e.de>
To: linux-kernel@...r.kernel.org, stable@...nel.org
Cc: stable-review@...nel.org, torvalds@...ux-foundation.org,
akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
Borislav Petkov <borislav.petkov@....com>
Subject: [049/117] edac, mce: Fix wrong mask and macro usage
2.6.33-stable review patch. If anyone has any objections, please let us know.
------------------
From: Borislav Petkov <borislav.petkov@....com>
commit 35d824b28fc5544d1eb7c1e3db15a1740df8ec4b upstream.
Correct two mishaps which prevented reporting error type (CECC vs UECC)
and extended error description.
Signed-off-by: Borislav Petkov <borislav.petkov@....com>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
drivers/edac/edac_mce_amd.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
--- a/drivers/edac/edac_mce_amd.c
+++ b/drivers/edac/edac_mce_amd.c
@@ -294,7 +294,6 @@ wrong_ls_mce:
void amd_decode_nb_mce(int node_id, struct err_regs *regs, int handle_errors)
{
u32 ec = ERROR_CODE(regs->nbsl);
- u32 xec = EXT_ERROR_CODE(regs->nbsl);
if (!handle_errors)
return;
@@ -324,7 +323,7 @@ void amd_decode_nb_mce(int node_id, stru
pr_cont("\n");
}
- pr_emerg("%s.\n", EXT_ERR_MSG(xec));
+ pr_emerg("%s.\n", EXT_ERR_MSG(regs->nbsl));
if (BUS_ERROR(ec) && nb_bus_decoder)
nb_bus_decoder(node_id, regs);
@@ -374,7 +373,7 @@ static int amd_decode_mce(struct notifie
((m->status & MCI_STATUS_PCC) ? "yes" : "no"));
/* do the two bits[14:13] together */
- ecc = m->status & (3ULL << 45);
+ ecc = (m->status >> 45) & 0x3;
if (ecc)
pr_cont(", %sECC Error", ((ecc == 2) ? "C" : "U"));
--
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